The DRL Harness will not work with 2020+ LED Headlights. DRL Harness is only sold with the 4pc set. If you would like to use only 3 lights you can tuck the extra lead away. PLUG & PLAY CLIP-IN style LEDs. These LED lights are specifically for the aftermarket TRD Pro grille, they snap right into the grille. Chose from the different power options, such as the add-a-fuse, t-tap connectors, or DRL harness (TRD models only).  Smoked grille lights use the same LEDs, the only difference is the lens is smoked. The output of the smoked lens is extremely minimal, it is still very bright. Included in the Kit: 3 or 4 LEDs, plug & play wiring harness, and zip ties. Fitment: 2016-2022 Toyota Tacoma TRD Pro grille. On OEM Pro grilles, the grille lights will require a single layer of electrical tape around the clips to fit snug in the OEM grille, the tape is NOT visible once installed. The 3pc lights will not fit with the OEM front camera on the 2020 models. Why buy from us? Like us, we strive to find the best product available. Ours is the highest quality and it's the only plug & play version. Warranty: 1-year from date of purchase What makes our grille lights different?  Grille Light Install: